ConverArrayToCsv.php

ConvertArrayToCsv.php

<?php
function ConvertArrayToCsv(
    array  $subject,
    string $delimiter = ';',
    string $enclosure = '"',
    string $escape = '\\',
    bool   $pure = false
): string {
    // Create a temporary resource.
    $temp = tmpfile();
    foreach ($subject as $nth => $row) {
        // Check the first row for non numeric keys.
        // If the it's not a sequence of numbers, then it will be used as header row.
        if ($nth === 0 and ! empty(array_diff(array_keys($row), range(0, sizeof($row) - 1)))) {
            fputcsv($temp, array_keys($row), $delimiter, $enclosure, $escape);
        }
        // Pure mode will remove the delimiter from the content, this is used to prevent
        // parsing errors, where the parser ignores the enclosure character.
        fputcsv($temp, $pure ? array_map(function ($value) use ($delimiter, $pure) {
            return strtr($value, [$delimiter => ($pure === true ? '' : $pure)]); // Replace the delimiter in the value.
        }, array_values($row)) : array_values($row), $delimiter, $enclosure, $escape);
    }
    // Reset the pointer.
    rewind($temp);
    // Get the content as string.
    $csv = stream_get_contents($temp);
    // Close the resource, this will remove the temporary resource.
    fclose($temp);
    return $csv;
}
// Source @hisorange.me